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<h1>20190112作业</h1>

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	<a href="1.html">作业1_alert</a>
	<a href="2.html">作业2_confirm</a>
	<a href="3.html">作业3_prompt</a>
	<a href="4.html">作业4 Math.floor</a>
	<a href="5.html">作业5 Math.random</a>
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